ABB ACS350 Series, Руководство пользователя

Страница: 259 / 314

Fieldbus control with embedded fieldbus
259
The following table and the state diagram later in this section describe the Control
Word content for the ABB Drives profile. The upper case boldface text refers to the
states shown in the following block diagram
ABB Drives profile Control Word (parameter 5319)
Bit Name Value Comments
0 OFF1
CONTROL 1 Enter READY TO OPERATE.
0 Stop along currently active deceleration ramp ( 2203 / 2206 ). Enter OFF1 ACTIVE;
proceed to READY TO SWITCH ON unless other interlocks (OFF2, OFF3) are
active.
1 OFF2
CONTROL 1 Continue operation (OFF2 inactive).
0 Emergency OFF, drive coast to stop.
Enter
OFF2 ACTIVE ; proceed to SWITCH-ON INHIBITED .
2 OFF3
CONTROL
1 Continue operation (OFF3 inactive).
0 Emergency stop, drive stops within time defined by par. 2208 . Enter OFF3 ACTIVE ;
proceed to SWITCH-ON INHIBITED .
Warning: Ensure motor and driven machine can be stopped using this stop mode.
3 INHIBIT
OPERATION
1 Enter OPERATION ENABLED. ( Note: The Run Enable signal must be active; see
parameter 1601 . If par. 1601 is set to COMM, this bit also activates the Run Enable
signal.)
0 Inhibit operation. Enter OPERATION INHIBITED .
4 Note: Bit 4 is supported only by ABB DRV FULL profile!
RAMP_OUT_
ZERO (ABB
DRV FULL) 1 Enter RAMP FUNCTION GENERATOR: OUTPUT ENABLED .
0 Force Ramp Function Generator output to zero.
Drive ramps to stop (current and DC voltage limits in force).
5 RAMP_HOLD 1 Enable ramp function.
Enter RAMP FUNCTION GENERATOR: ACCELERATOR ENABLED .
0 Halt ramping (Ramp Function Generator output held).
6 RAMP_IN_
ZERO 1 Normal operation. Enter OPERATING .
0 Force Ramp Function Generator input to zero.
7 RESET 0=>1 Fault reset if an active fault exists. Enter SWITCH-ON INHIBITED . Effective if par.
1604 is set to COMM.
0 Continue normal operation.
8…9 Not in use
10 Note: Bit 10 is supported only by ABB DRV FULL profile!
REMOTE_CMD
(ABB DRV
FULL) 1 Fieldbus control enabled.
0 Control Word 0 or Reference 0: Retain last Control Word and Reference.
Control Word = 0 and Reference = 0: Fieldbus control enabled.
Reference and deceleration/acceleration ramp are locked.
11 EXT CTRL LOC 1 Select external control location EXT2. Effective if par. 1102 is set to COMM.
0 Select external control location EXT1. Effective if par. 1102 is set to COMM.
12…15 Reserved
=/ =/